852780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 2437344

約数和(自身を除く): 1584564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 233, 244, 305, 366, 466, 610, 699, 732, 915, 932, 1165, 1220, 1398, 1830, 2330, 2796, 3495, 3660, 4660, 6990, 13980, 14213, 28426, 42639, 56852, 71065, 85278, 142130, 170556, 213195, 284260, 426390, 852780]

約数ペア:

[(1, 852780), (2, 426390), (3, 284260), (4, 213195), (5, 170556), (6, 142130), (10, 85278), (12, 71065), (15, 56852), (20, 42639), (30, 28426), (60, 14213), (61, 13980), (122, 6990), (183, 4660), (233, 3660), (244, 3495), (305, 2796), (366, 2330), (466, 1830), (610, 1398), (699, 1220), (732, 1165), (915, 932)]